Positive head shower pump. Suitable for gravity fed systems. Anti-vibration couplers G 3/4 threaded connection to pump, 15mm push fit to pipework. Built in isolating valves on inlet hose. 3 year manufacturer's warranty (T & Cs apply). Pumps both hot and cold water supplies to an individual shower, bath, mixer shower or mixer tap within a bathroom, with fully automatic switching. WRAS approved, with quiet operation from as low as 50dBA. This pump is not suitable for boosting a single side of a High quality, high performance compact pump supplied with two 15 mm anti-vibration flexible hoses with an integral isolation valve on the inlet.